Show the results of the following operations given in relational algebra. Show the results of the follewing oRerations given in relational algebra.Aa1a2a3a423418123674912Bb1b2b324341211411c1c24474412477712A (O B.b2>10B)1.ANA.a3=B.b2 B2.AX A.a4=B.b3 B3.4.AN (A.a1=B.b1 AND A.a3=B.b2) BВU T( (a1, a2, a3) A)5.6.(d1, d2, d3) (c1 COUNT c2, SUM c2 C)A (P (a1, i2, e3) B)7.*C÷ (P(c2) ( T(a3) A))8.

As per our guidelines we are supposed to answer only 1st three parts. Kindly repost the remaining…

Show the results of the following operations given in relational algebra. A а1 a2 a3 а4 2 3 4 5 1 8 12 3 5 6. 7 4 2 9 12 4 В b1 b2 b3 2 4 3 4 12 11 4 2 11 c1 c2 4 4 4 4 12 4 7 7 7 12 A (OB.b2>10B) 1. ANA.a3=B.b2 B 2. AXA.a4=B.b3 B 3. 4. AN (A.a1=B.b1 AND A.a3=B.b2) B B U IT ( (a1, a2, a3) A) 5.

Show the results of the following operations given in relational algebra. A а1 a2 a3 а4 2 3 4 5 1 8 12 3 5 6. 7 4 2 9 12 4 В b1 b2 b3 2 4 3 4 12 11 4 2 11 c1 c2 4 4 4 4 12 4 7 7 7 12 A (OB.b2>10B) 1. ANA.a3=B.b2 B 2. AXA.a4=B.b3 B 3. 4. AN (A.a1=B.b1 AND A.a3=B.b2) B B U IT ( (a1, a2, a3) A) 5.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Show the results of the following operations given in relational algebra.

Show the results of the follewing oRerations given in relational algebra.
A
a1
a2
a3
a4
2
3
4
1
8
12
3
6
7
4
9
12
B
b1
b2
b3
2
4
3
4
12
11
4
11
c1
c2
4
4
7
4
4
12
4
7
7
7
12
A (O B.b2>10B)
1.
ANA.a3=B.b2 B
2.
AX A.a4=B.b3 B
3.
4.
AN (A.a1=B.b1 AND A.a3=B.b2) B
В
U T( (a1, a2, a3) A)
5.
6.
(d1, d2, d3) (c1 COUNT c2, SUM c2 C)
A (P (a1, i2, e3) B)
7.
*
C÷ (P(c2) ( T(a3) A))
8.

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